The answer is, different versions of the same gene are called alleles
I would say d. Multi-part protein that reversibly binds to oxygen molecules (...)
Im like 98% sure its B because ultra sounds hear the frequency's of the baby in the womb
because normal cola is a denser fluid than diet.
Answer and Explanation:
When metals lose electrons through oxidation, they form positively charged cations.
Li → Li+ + H+
2Ba → Ba2+ + H+
2Cu → Cu2+ + H+
